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diff --git a/user_guide/helpers/text_helper.html b/user_guide/helpers/text_helper.html deleted file mode 100644 index 8b67ce288..000000000 --- a/user_guide/helpers/text_helper.html +++ /dev/null @@ -1,847 +0,0 @@ - - -<!DOCTYPE html> -<!--[if IE 8]><html class="no-js lt-ie9" lang="en" > <![endif]--> -<!--[if gt IE 8]><!--> <html class="no-js" lang="en" > <!--<![endif]--> -<head> - <meta charset="utf-8"> - <meta name="viewport" content="width=device-width, initial-scale=1.0"> - - <title>Text Helper — CodeIgniter 3.1.10 documentation</title> - - - - - <link rel="shortcut icon" href="../_static/ci-icon.ico"/> - - - - <link href='https://fonts.googleapis.com/css?family=Lato:400,700,400italic,700italic|Roboto+Slab:400,700|Inconsolata:400,700&subset=latin,cyrillic' rel='stylesheet' type='text/css'> - - - - - - - - - - <link rel="stylesheet" href="../_static/css/citheme.css" type="text/css" /> - - - - <link rel="index" title="Index" - href="../genindex.html"/> - <link rel="search" 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Layout" alt="classic layout" src="data:image/gif;base64,R0lGODlhFAAUAJEAAAAAADMzM////wAAACH5BAUUAAIALAAAAAAUABQAAAImlI+py+0PU5gRBRDM3DxbWoXis42X13USOLauUIqnlsaH/eY6UwAAOw==" /> - </div> - </ul> - <hr/> -</div> - <div role="main" class="document"> - - <div class="section" id="text-helper"> -<h1>Text Helper<a class="headerlink" href="#text-helper" title="Permalink to this headline">¶</a></h1> -<p>The Text Helper file contains functions that assist in working with -text.</p> -<div class="contents local topic" id="contents"> -<ul class="simple"> -<li><a class="reference internal" href="#loading-this-helper" id="id1">Loading this Helper</a></li> -<li><a class="reference internal" href="#available-functions" id="id2">Available Functions</a></li> -</ul> -</div> -<div class="custom-index container"></div><div class="section" id="loading-this-helper"> -<h2><a class="toc-backref" href="#id1">Loading this Helper</a><a class="headerlink" href="#loading-this-helper" title="Permalink to this headline">¶</a></h2> -<p>This helper is loaded using the following code:</p> -<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$this</span><span class="o">-></span><span class="na">load</span><span class="o">-></span><span class="na">helper</span><span class="p">(</span><span class="s1">'text'</span><span class="p">);</span> -</pre></div> -</div> -</div> -<div class="section" id="available-functions"> -<h2><a class="toc-backref" href="#id2">Available Functions</a><a class="headerlink" href="#available-functions" title="Permalink to this headline">¶</a></h2> -<p>The following functions are available:</p> -<dl class="function"> -<dt id="word_limiter"> -<code class="descname">word_limiter</code><span class="sig-paren">(</span><em>$str</em><span class="optional">[</span>, <em>$limit = 100</em><span class="optional">[</span>, <em>$end_char = '&#8230;'</em><span class="optional">]</span><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#word_limiter" title="Permalink to this definition">¶</a></dt> -<dd><table class="docutils field-list" frame="void" rules="none"> -<col class="field-name" /> -<col class="field-body" /> -<tbody valign="top"> -<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple"> -<li><strong>$str</strong> (<em>string</em>) – Input string</li> -<li><strong>$limit</strong> (<em>int</em>) – Limit</li> -<li><strong>$end_char</strong> (<em>string</em>) – End character (usually an ellipsis)</li> -</ul> -</td> -</tr> -<tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first">Word-limited string</p> -</td> -</tr> -<tr class="field-odd field"><th class="field-name">Return type:</th><td class="field-body"><p class="first last">string</p> -</td> -</tr> -</tbody> -</table> -<p>Truncates a string to the number of <em>words</em> specified. Example:</p> -<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$string</span> <span class="o">=</span> <span class="s2">"Here is a nice text string consisting of eleven words."</span><span class="p">;</span> -<span class="nv">$string</span> <span class="o">=</span> <span class="nx">word_limiter</span><span class="p">(</span><span class="nv">$string</span><span class="p">,</span> <span class="mi">4</span><span class="p">);</span> -<span class="c1">// Returns: Here is a nice</span> -</pre></div> -</div> -<p>The third parameter is an optional suffix added to the string. By -default it adds an ellipsis.</p> -</dd></dl> - -<dl class="function"> -<dt id="character_limiter"> -<code class="descname">character_limiter</code><span class="sig-paren">(</span><em>$str</em><span class="optional">[</span>, <em>$n = 500</em><span class="optional">[</span>, <em>$end_char = '&#8230;'</em><span class="optional">]</span><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#character_limiter" title="Permalink to this definition">¶</a></dt> -<dd><table class="docutils field-list" frame="void" rules="none"> -<col class="field-name" /> -<col class="field-body" /> -<tbody valign="top"> -<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple"> -<li><strong>$str</strong> (<em>string</em>) – Input string</li> -<li><strong>$n</strong> (<em>int</em>) – Number of characters</li> -<li><strong>$end_char</strong> (<em>string</em>) – End character (usually an ellipsis)</li> -</ul> -</td> -</tr> -<tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first">Character-limited string</p> -</td> -</tr> -<tr class="field-odd field"><th class="field-name">Return type:</th><td class="field-body"><p class="first last">string</p> -</td> -</tr> -</tbody> -</table> -<p>Truncates a string to the number of <em>characters</em> specified. It -maintains the integrity of words so the character count may be slightly -more or less than what you specify.</p> -<p>Example:</p> -<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$string</span> <span class="o">=</span> <span class="s2">"Here is a nice text string consisting of eleven words."</span><span class="p">;</span> -<span class="nv">$string</span> <span class="o">=</span> <span class="nx">character_limiter</span><span class="p">(</span><span class="nv">$string</span><span class="p">,</span> <span class="mi">20</span><span class="p">);</span> -<span class="c1">// Returns: Here is a nice text string</span> -</pre></div> -</div> -<p>The third parameter is an optional suffix added to the string, if -undeclared this helper uses an ellipsis.</p> -<div class="admonition note"> -<p class="first admonition-title">Note</p> -<p class="last">If you need to truncate to an exact number of characters please -see the <a class="reference internal" href="#ellipsize" title="ellipsize"><code class="xref php php-func docutils literal"><span class="pre">ellipsize()</span></code></a> function below.</p> -</div> -</dd></dl> - -<dl class="function"> -<dt id="ascii_to_entities"> -<code class="descname">ascii_to_entities</code><span class="sig-paren">(</span><em>$str</em><span class="sig-paren">)</span><a class="headerlink" href="#ascii_to_entities" title="Permalink to this definition">¶</a></dt> -<dd><table class="docutils field-list" frame="void" rules="none"> -<col class="field-name" /> -<col class="field-body" /> -<tbody valign="top"> -<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple"> -<li><strong>$str</strong> (<em>string</em>) – Input string</li> -</ul> -</td> -</tr> -<tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first">A string with ASCII values converted to entities</p> -</td> -</tr> -<tr class="field-odd field"><th class="field-name">Return type:</th><td class="field-body"><p class="first last">string</p> -</td> -</tr> -</tbody> -</table> -<p>Converts ASCII values to character entities, including high ASCII and MS -Word characters that can cause problems when used in a web page, so that -they can be shown consistently regardless of browser settings or stored -reliably in a database. There is some dependence on your server’s -supported character sets, so it may not be 100% reliable in all cases, -but for the most part it should correctly identify characters outside -the normal range (like accented characters).</p> -<p>Example:</p> -<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$string</span> <span class="o">=</span> <span class="nx">ascii_to_entities</span><span class="p">(</span><span class="nv">$string</span><span class="p">);</span> -</pre></div> -</div> -</dd></dl> - -<dl class="function"> -<dt id="convert_accented_characters"> -<code class="descname">convert_accented_characters</code><span class="sig-paren">(</span><em>$str</em><span class="sig-paren">)</span><a class="headerlink" href="#convert_accented_characters" title="Permalink to this definition">¶</a></dt> -<dd><table class="docutils field-list" frame="void" rules="none"> -<col class="field-name" /> -<col class="field-body" /> -<tbody valign="top"> -<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple"> -<li><strong>$str</strong> (<em>string</em>) – Input string</li> -</ul> -</td> -</tr> -<tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first">A string with accented characters converted</p> -</td> -</tr> -<tr class="field-odd field"><th class="field-name">Return type:</th><td class="field-body"><p class="first last">string</p> -</td> -</tr> -</tbody> -</table> -<p>Transliterates high ASCII characters to low ASCII equivalents. Useful -when non-English characters need to be used where only standard ASCII -characters are safely used, for instance, in URLs.</p> -<p>Example:</p> -<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$string</span> <span class="o">=</span> <span class="nx">convert_accented_characters</span><span class="p">(</span><span class="nv">$string</span><span class="p">);</span> -</pre></div> -</div> -<div class="admonition note"> -<p class="first admonition-title">Note</p> -<p class="last">This function uses a companion config file -<cite>application/config/foreign_chars.php</cite> to define the to and -from array for transliteration.</p> -</div> -</dd></dl> - -<dl class="function"> -<dt id="word_censor"> -<code class="descname">word_censor</code><span class="sig-paren">(</span><em>$str</em>, <em>$censored</em><span class="optional">[</span>, <em>$replacement = ''</em><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#word_censor" title="Permalink to this definition">¶</a></dt> -<dd><table class="docutils field-list" frame="void" rules="none"> -<col class="field-name" /> -<col class="field-body" /> -<tbody valign="top"> -<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple"> -<li><strong>$str</strong> (<em>string</em>) – Input string</li> -<li><strong>$censored</strong> (<em>array</em>) – List of bad words to censor</li> -<li><strong>$replacement</strong> (<em>string</em>) – What to replace bad words with</li> -</ul> -</td> -</tr> -<tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first">Censored string</p> -</td> -</tr> -<tr class="field-odd field"><th class="field-name">Return type:</th><td class="field-body"><p class="first last">string</p> -</td> -</tr> -</tbody> -</table> -<p>Enables you to censor words within a text string. The first parameter -will contain the original string. The second will contain an array of -words which you disallow. The third (optional) parameter can contain -a replacement value for the words. If not specified they are replaced -with pound signs: ####.</p> -<p>Example:</p> -<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$disallowed</span> <span class="o">=</span> <span class="k">array</span><span class="p">(</span><span class="s1">'darn'</span><span class="p">,</span> <span class="s1">'shucks'</span><span class="p">,</span> <span class="s1">'golly'</span><span class="p">,</span> <span class="s1">'phooey'</span><span class="p">);</span> -<span class="nv">$string</span> <span class="o">=</span> <span class="nx">word_censor</span><span class="p">(</span><span class="nv">$string</span><span class="p">,</span> <span class="nv">$disallowed</span><span class="p">,</span> <span class="s1">'Beep!'</span><span class="p">);</span> -</pre></div> -</div> -</dd></dl> - -<dl class="function"> -<dt id="highlight_code"> -<code class="descname">highlight_code</code><span class="sig-paren">(</span><em>$str</em><span class="sig-paren">)</span><a class="headerlink" href="#highlight_code" title="Permalink to this definition">¶</a></dt> -<dd><table class="docutils field-list" frame="void" rules="none"> -<col class="field-name" /> -<col class="field-body" /> -<tbody valign="top"> -<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple"> -<li><strong>$str</strong> (<em>string</em>) – Input string</li> -</ul> -</td> -</tr> -<tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first">String with code highlighted via HTML</p> -</td> -</tr> -<tr class="field-odd field"><th class="field-name">Return type:</th><td class="field-body"><p class="first last">string</p> -</td> -</tr> -</tbody> -</table> -<p>Colorizes a string of code (PHP, HTML, etc.). Example:</p> -<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$string</span> <span class="o">=</span> <span class="nx">highlight_code</span><span class="p">(</span><span class="nv">$string</span><span class="p">);</span> -</pre></div> -</div> -<p>The function uses PHP’s <code class="docutils literal"><span class="pre">highlight_string()</span></code> function, so the -colors used are the ones specified in your php.ini file.</p> -</dd></dl> - -<dl class="function"> -<dt id="highlight_phrase"> -<code class="descname">highlight_phrase</code><span class="sig-paren">(</span><em>$str</em>, <em>$phrase</em><span class="optional">[</span>, <em>$tag_open = '<mark>'</em><span class="optional">[</span>, <em>$tag_close = '</mark>'</em><span class="optional">]</span><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#highlight_phrase" title="Permalink to this definition">¶</a></dt> -<dd><table class="docutils field-list" frame="void" rules="none"> -<col class="field-name" /> -<col class="field-body" /> -<tbody valign="top"> -<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple"> -<li><strong>$str</strong> (<em>string</em>) – Input string</li> -<li><strong>$phrase</strong> (<em>string</em>) – Phrase to highlight</li> -<li><strong>$tag_open</strong> (<em>string</em>) – Opening tag used for the highlight</li> -<li><strong>$tag_close</strong> (<em>string</em>) – Closing tag for the highlight</li> -</ul> -</td> -</tr> -<tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first">String with a phrase highlighted via HTML</p> -</td> -</tr> -<tr class="field-odd field"><th class="field-name">Return type:</th><td class="field-body"><p class="first last">string</p> -</td> -</tr> -</tbody> -</table> -<p>Will highlight a phrase within a text string. The first parameter will -contain the original string, the second will contain the phrase you wish -to highlight. The third and fourth parameters will contain the -opening/closing HTML tags you would like the phrase wrapped in.</p> -<p>Example:</p> -<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$string</span> <span class="o">=</span> <span class="s2">"Here is a nice text string about nothing in particular."</span><span class="p">;</span> -<span class="k">echo</span> <span class="nx">highlight_phrase</span><span class="p">(</span><span class="nv">$string</span><span class="p">,</span> <span class="s2">"nice text"</span><span class="p">,</span> <span class="s1">'<span style="color:#990000;">'</span><span class="p">,</span> <span class="s1">'</span>'</span><span class="p">);</span> -</pre></div> -</div> -<p>The above code prints:</p> -<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nx">Here</span> <span class="nx">is</span> <span class="nx">a</span> <span class="o"><</span><span class="nx">span</span> <span class="nx">style</span><span class="o">=</span><span class="s2">"color:#990000;"</span><span class="o">></span><span class="nx">nice</span> <span class="nx">text</span><span class="o"></</span><span class="nx">span</span><span class="o">></span> <span class="nx">string</span> <span class="nx">about</span> <span class="nx">nothing</span> <span class="nx">in</span> <span class="nx">particular</span><span class="o">.</span> -</pre></div> -</div> -<div class="admonition note"> -<p class="first admonition-title">Note</p> -<p>This function used to use the <code class="docutils literal"><span class="pre"><strong></span></code> tag by default. Older browsers -might not support the new HTML5 mark tag, so it is recommended that you -insert the following CSS code into your stylesheet if you need to support -such browsers:</p> -<div class="last highlight-ci"><div class="highlight"><pre><span></span><span class="nx">mark</span> <span class="p">{</span> - <span class="nx">background</span><span class="o">:</span> <span class="c1">#ff0;</span> - <span class="nx">color</span><span class="o">:</span> <span class="c1">#000;</span> -<span class="p">};</span> -</pre></div> -</div> -</div> -</dd></dl> - -<dl class="function"> -<dt id="word_wrap"> -<code class="descname">word_wrap</code><span class="sig-paren">(</span><em>$str</em><span class="optional">[</span>, <em>$charlim = 76</em><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#word_wrap" title="Permalink to this definition">¶</a></dt> -<dd><table class="docutils field-list" frame="void" rules="none"> -<col class="field-name" /> -<col class="field-body" /> -<tbody valign="top"> -<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple"> -<li><strong>$str</strong> (<em>string</em>) – Input string</li> -<li><strong>$charlim</strong> (<em>int</em>) – Character limit</li> -</ul> -</td> -</tr> -<tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first">Word-wrapped string</p> -</td> -</tr> -<tr class="field-odd field"><th class="field-name">Return type:</th><td class="field-body"><p class="first last">string</p> -</td> -</tr> -</tbody> -</table> -<p>Wraps text at the specified <em>character</em> count while maintaining -complete words.</p> -<p>Example:</p> -<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$string</span> <span class="o">=</span> <span class="s2">"Here is a simple string of text that will help us demonstrate this function."</span><span class="p">;</span> -<span class="k">echo</span> <span class="nx">word_wrap</span><span class="p">(</span><span class="nv">$string</span><span class="p">,</span> <span class="mi">25</span><span class="p">);</span> - -<span class="c1">// Would produce:</span> -<span class="c1">// Here is a simple string</span> -<span class="c1">// of text that will help us</span> -<span class="c1">// demonstrate this</span> -<span class="c1">// function.</span> -</pre></div> -</div> -</dd></dl> - -<dl class="function"> -<dt id="ellipsize"> -<code class="descname">ellipsize</code><span class="sig-paren">(</span><em>$str</em>, <em>$max_length</em><span class="optional">[</span>, <em>$position = 1</em><span class="optional">[</span>, <em>$ellipsis = '&hellip;'</em><span class="optional">]</span><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#ellipsize" title="Permalink to this definition">¶</a></dt> -<dd><table class="docutils field-list" frame="void" rules="none"> -<col class="field-name" /> -<col class="field-body" /> -<tbody valign="top"> -<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple"> -<li><strong>$str</strong> (<em>string</em>) – Input string</li> -<li><strong>$max_length</strong> (<em>int</em>) – String length limit</li> -<li><strong>$position</strong> (<em>mixed</em>) – Position to split at (int or float)</li> -<li><strong>$ellipsis</strong> (<em>string</em>) – What to use as the ellipsis character</li> -</ul> -</td> -</tr> -<tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first">Ellipsized string</p> -</td> -</tr> -<tr class="field-odd field"><th class="field-name">Return type:</th><td class="field-body"><p class="first last">string</p> -</td> -</tr> -</tbody> -</table> -<p>This function will strip tags from a string, split it at a defined -maximum length, and insert an ellipsis.</p> -<p>The first parameter is the string to ellipsize, the second is the number -of characters in the final string. The third parameter is where in the -string the ellipsis should appear from 0 - 1, left to right. For -example. a value of 1 will place the ellipsis at the right of the -string, .5 in the middle, and 0 at the left.</p> -<p>An optional forth parameter is the kind of ellipsis. By default, -&hellip; will be inserted.</p> -<p>Example:</p> -<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$str</span> <span class="o">=</span> <span class="s1">'this_string_is_entirely_too_long_and_might_break_my_design.jpg'</span><span class="p">;</span> -<span class="k">echo</span> <span class="nx">ellipsize</span><span class="p">(</span><span class="nv">$str</span><span class="p">,</span> <span class="mi">32</span><span class="p">,</span> <span class="o">.</span><span class="mi">5</span><span class="p">);</span> -</pre></div> -</div> -<p>Produces:</p> -<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nx">this_string_is_e</span><span class="o">&</span><span class="nx">hellip</span><span class="p">;</span><span class="nx">ak_my_design</span><span class="o">.</span><span class="nx">jpg</span> -</pre></div> -</div> -</dd></dl> - -</div> -</div> - - - </div> - <footer> - - <div class="rst-footer-buttons" role="navigation" aria-label="footer navigation"> - - <a href="typography_helper.html" class="btn btn-neutral float-right" title="Typography Helper">Next <span class="fa fa-arrow-circle-right"></span></a> - - - <a href="string_helper.html" class="btn btn-neutral" title="String Helper"><span class="fa fa-arrow-circle-left"></span> Previous</a> - - </div> - - - <hr/> - - <div role="contentinfo"> - <p> - © Copyright 2014 - 2019, British Columbia Institute of Technology. - Last updated on Jan 16, 2019. - </p> - </div> - - Built with <a href="http://sphinx-doc.org/">Sphinx</a> using a <a href="https://github.com/snide/sphinx_rtd_theme">theme</a> provided by <a href="https://readthedocs.org">Read the Docs</a>. - -</footer> - </div> - </div> - - </section> - - </div> - - - - - - <script type="text/javascript"> - var DOCUMENTATION_OPTIONS = { - URL_ROOT:'../', - VERSION:'3.1.10', - COLLAPSE_INDEX:false, - FILE_SUFFIX:'.html', - HAS_SOURCE: false - }; - </script> - <script type="text/javascript" src="../_static/jquery.js"></script> - <script type="text/javascript" src="../_static/underscore.js"></script> - <script type="text/javascript" src="../_static/doctools.js"></script> - - - - - - <script type="text/javascript" src="../_static/js/theme.js"></script> - - - - - <script type="text/javascript"> - jQuery(function () { - SphinxRtdTheme.StickyNav.enable(); - }); - </script> - - -</body> -</html>
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