email_helper.html 39 KB

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  7. <title>Email Helper &mdash; CodeIgniter 3.1.11 documentation</title>
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  101. <li class="toctree-l2"><a class="reference internal" href="../libraries/email.html">Email Class</a></li>
  102. <li class="toctree-l2"><a class="reference internal" href="../libraries/encrypt.html">Encrypt Class</a></li>
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  125. <li class="toctree-l2"><a class="reference internal" href="../libraries/zip.html">Zip Encoding Class</a></li>
  126. </ul>
  127. </li>
  128. </ul>
  129. <ul>
  130. <li class="toctree-l1"><a class="reference internal" href="../database/index.html">Database Reference</a><ul>
  131. <li class="toctree-l2"><a class="reference internal" href="../database/examples.html">Quick Start: Usage Examples</a></li>
  132. <li class="toctree-l2"><a class="reference internal" href="../database/configuration.html">Database Configuration</a></li>
  133. <li class="toctree-l2"><a class="reference internal" href="../database/connecting.html">Connecting to a Database</a></li>
  134. <li class="toctree-l2"><a class="reference internal" href="../database/queries.html">Running Queries</a></li>
  135. <li class="toctree-l2"><a class="reference internal" href="../database/results.html">Generating Query Results</a></li>
  136. <li class="toctree-l2"><a class="reference internal" href="../database/helpers.html">Query Helper Functions</a></li>
  137. <li class="toctree-l2"><a class="reference internal" href="../database/query_builder.html">Query Builder Class</a></li>
  138. <li class="toctree-l2"><a class="reference internal" href="../database/transactions.html">Transactions</a></li>
  139. <li class="toctree-l2"><a class="reference internal" href="../database/metadata.html">Getting MetaData</a></li>
  140. <li class="toctree-l2"><a class="reference internal" href="../database/call_function.html">Custom Function Calls</a></li>
  141. <li class="toctree-l2"><a class="reference internal" href="../database/caching.html">Query Caching</a></li>
  142. <li class="toctree-l2"><a class="reference internal" href="../database/forge.html">Database Manipulation with Database Forge</a></li>
  143. <li class="toctree-l2"><a class="reference internal" href="../database/utilities.html">Database Utilities Class</a></li>
  144. <li class="toctree-l2"><a class="reference internal" href="../database/db_driver_reference.html">Database Driver Reference</a></li>
  145. </ul>
  146. </li>
  147. </ul>
  148. <ul class="current">
  149. <li class="toctree-l1 current"><a class="reference internal" href="index.html">Helpers</a><ul class="current">
  150. <li class="toctree-l2"><a class="reference internal" href="array_helper.html">Array Helper</a></li>
  151. <li class="toctree-l2"><a class="reference internal" href="captcha_helper.html">CAPTCHA Helper</a></li>
  152. <li class="toctree-l2"><a class="reference internal" href="cookie_helper.html">Cookie Helper</a></li>
  153. <li class="toctree-l2"><a class="reference internal" href="date_helper.html">Date Helper</a></li>
  154. <li class="toctree-l2"><a class="reference internal" href="directory_helper.html">Directory Helper</a></li>
  155. <li class="toctree-l2"><a class="reference internal" href="download_helper.html">Download Helper</a></li>
  156. <li class="toctree-l2 current"><a class="current reference internal" href="#">Email Helper</a></li>
  157. <li class="toctree-l2"><a class="reference internal" href="file_helper.html">File Helper</a></li>
  158. <li class="toctree-l2"><a class="reference internal" href="form_helper.html">Form Helper</a></li>
  159. <li class="toctree-l2"><a class="reference internal" href="html_helper.html">HTML Helper</a></li>
  160. <li class="toctree-l2"><a class="reference internal" href="inflector_helper.html">Inflector Helper</a></li>
  161. <li class="toctree-l2"><a class="reference internal" href="language_helper.html">Language Helper</a></li>
  162. <li class="toctree-l2"><a class="reference internal" href="number_helper.html">Number Helper</a></li>
  163. <li class="toctree-l2"><a class="reference internal" href="path_helper.html">Path Helper</a></li>
  164. <li class="toctree-l2"><a class="reference internal" href="security_helper.html">Security Helper</a></li>
  165. <li class="toctree-l2"><a class="reference internal" href="smiley_helper.html">Smiley Helper</a></li>
  166. <li class="toctree-l2"><a class="reference internal" href="string_helper.html">String Helper</a></li>
  167. <li class="toctree-l2"><a class="reference internal" href="text_helper.html">Text Helper</a></li>
  168. <li class="toctree-l2"><a class="reference internal" href="typography_helper.html">Typography Helper</a></li>
  169. <li class="toctree-l2"><a class="reference internal" href="url_helper.html">URL Helper</a></li>
  170. <li class="toctree-l2"><a class="reference internal" href="xml_helper.html">XML Helper</a></li>
  171. </ul>
  172. </li>
  173. </ul>
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  239. <li class="toctree-l2"><a class="reference internal" href="../general/views.html">Views</a></li>
  240. <li class="toctree-l2"><a class="reference internal" href="../general/models.html">Models</a></li>
  241. <li class="toctree-l2"><a class="reference internal" href="../general/helpers.html">Helpers</a></li>
  242. <li class="toctree-l2"><a class="reference internal" href="../general/libraries.html">Using CodeIgniter Libraries</a></li>
  243. <li class="toctree-l2"><a class="reference internal" href="../general/creating_libraries.html">Creating Libraries</a></li>
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  246. <li class="toctree-l2"><a class="reference internal" href="../general/core_classes.html">Creating Core System Classes</a></li>
  247. <li class="toctree-l2"><a class="reference internal" href="../general/ancillary_classes.html">Creating Ancillary Classes</a></li>
  248. <li class="toctree-l2"><a class="reference internal" href="../general/hooks.html">Hooks - Extending the Framework Core</a></li>
  249. <li class="toctree-l2"><a class="reference internal" href="../general/autoloader.html">Auto-loading Resources</a></li>
  250. <li class="toctree-l2"><a class="reference internal" href="../general/common_functions.html">Common Functions</a></li>
  251. <li class="toctree-l2"><a class="reference internal" href="../general/compatibility_functions.html">Compatibility Functions</a></li>
  252. <li class="toctree-l2"><a class="reference internal" href="../general/routing.html">URI Routing</a></li>
  253. <li class="toctree-l2"><a class="reference internal" href="../general/errors.html">Error Handling</a></li>
  254. <li class="toctree-l2"><a class="reference internal" href="../general/caching.html">Caching</a></li>
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  256. <li class="toctree-l2"><a class="reference internal" href="../general/cli.html">Running via the CLI</a></li>
  257. <li class="toctree-l2"><a class="reference internal" href="../general/managing_apps.html">Managing your Applications</a></li>
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  259. <li class="toctree-l2"><a class="reference internal" href="../general/alternative_php.html">Alternate PHP Syntax for View Files</a></li>
  260. <li class="toctree-l2"><a class="reference internal" href="../general/security.html">Security</a></li>
  261. <li class="toctree-l2"><a class="reference internal" href="../general/styleguide.html">PHP Style Guide</a></li>
  262. </ul>
  263. </li>
  264. </ul>
  265. <ul>
  266. <li class="toctree-l1"><a class="reference internal" href="../libraries/index.html">Libraries</a><ul>
  267. <li class="toctree-l2"><a class="reference internal" href="../libraries/benchmark.html">Benchmarking Class</a></li>
  268. <li class="toctree-l2"><a class="reference internal" href="../libraries/caching.html">Caching Driver</a></li>
  269. <li class="toctree-l2"><a class="reference internal" href="../libraries/calendar.html">Calendaring Class</a></li>
  270. <li class="toctree-l2"><a class="reference internal" href="../libraries/cart.html">Shopping Cart Class</a></li>
  271. <li class="toctree-l2"><a class="reference internal" href="../libraries/config.html">Config Class</a></li>
  272. <li class="toctree-l2"><a class="reference internal" href="../libraries/email.html">Email Class</a></li>
  273. <li class="toctree-l2"><a class="reference internal" href="../libraries/encrypt.html">Encrypt Class</a></li>
  274. <li class="toctree-l2"><a class="reference internal" href="../libraries/encryption.html">Encryption Library</a></li>
  275. <li class="toctree-l2"><a class="reference internal" href="../libraries/file_uploading.html">File Uploading Class</a></li>
  276. <li class="toctree-l2"><a class="reference internal" href="../libraries/form_validation.html">Form Validation</a></li>
  277. <li class="toctree-l2"><a class="reference internal" href="../libraries/ftp.html">FTP Class</a></li>
  278. <li class="toctree-l2"><a class="reference internal" href="../libraries/image_lib.html">Image Manipulation Class</a></li>
  279. <li class="toctree-l2"><a class="reference internal" href="../libraries/input.html">Input Class</a></li>
  280. <li class="toctree-l2"><a class="reference internal" href="../libraries/javascript.html">Javascript Class</a></li>
  281. <li class="toctree-l2"><a class="reference internal" href="../libraries/language.html">Language Class</a></li>
  282. <li class="toctree-l2"><a class="reference internal" href="../libraries/loader.html">Loader Class</a></li>
  283. <li class="toctree-l2"><a class="reference internal" href="../libraries/migration.html">Migrations Class</a></li>
  284. <li class="toctree-l2"><a class="reference internal" href="../libraries/output.html">Output Class</a></li>
  285. <li class="toctree-l2"><a class="reference internal" href="../libraries/pagination.html">Pagination Class</a></li>
  286. <li class="toctree-l2"><a class="reference internal" href="../libraries/parser.html">Template Parser Class</a></li>
  287. <li class="toctree-l2"><a class="reference internal" href="../libraries/security.html">Security Class</a></li>
  288. <li class="toctree-l2"><a class="reference internal" href="../libraries/sessions.html">Session Library</a></li>
  289. <li class="toctree-l2"><a class="reference internal" href="../libraries/table.html">HTML Table Class</a></li>
  290. <li class="toctree-l2"><a class="reference internal" href="../libraries/trackback.html">Trackback Class</a></li>
  291. <li class="toctree-l2"><a class="reference internal" href="../libraries/typography.html">Typography Class</a></li>
  292. <li class="toctree-l2"><a class="reference internal" href="../libraries/unit_testing.html">Unit Testing Class</a></li>
  293. <li class="toctree-l2"><a class="reference internal" href="../libraries/uri.html">URI Class</a></li>
  294. <li class="toctree-l2"><a class="reference internal" href="../libraries/user_agent.html">User Agent Class</a></li>
  295. <li class="toctree-l2"><a class="reference internal" href="../libraries/xmlrpc.html">XML-RPC and XML-RPC Server Classes</a></li>
  296. <li class="toctree-l2"><a class="reference internal" href="../libraries/zip.html">Zip Encoding Class</a></li>
  297. </ul>
  298. </li>
  299. </ul>
  300. <ul>
  301. <li class="toctree-l1"><a class="reference internal" href="../database/index.html">Database Reference</a><ul>
  302. <li class="toctree-l2"><a class="reference internal" href="../database/examples.html">Quick Start: Usage Examples</a></li>
  303. <li class="toctree-l2"><a class="reference internal" href="../database/configuration.html">Database Configuration</a></li>
  304. <li class="toctree-l2"><a class="reference internal" href="../database/connecting.html">Connecting to a Database</a></li>
  305. <li class="toctree-l2"><a class="reference internal" href="../database/queries.html">Running Queries</a></li>
  306. <li class="toctree-l2"><a class="reference internal" href="../database/results.html">Generating Query Results</a></li>
  307. <li class="toctree-l2"><a class="reference internal" href="../database/helpers.html">Query Helper Functions</a></li>
  308. <li class="toctree-l2"><a class="reference internal" href="../database/query_builder.html">Query Builder Class</a></li>
  309. <li class="toctree-l2"><a class="reference internal" href="../database/transactions.html">Transactions</a></li>
  310. <li class="toctree-l2"><a class="reference internal" href="../database/metadata.html">Getting MetaData</a></li>
  311. <li class="toctree-l2"><a class="reference internal" href="../database/call_function.html">Custom Function Calls</a></li>
  312. <li class="toctree-l2"><a class="reference internal" href="../database/caching.html">Query Caching</a></li>
  313. <li class="toctree-l2"><a class="reference internal" href="../database/forge.html">Database Manipulation with Database Forge</a></li>
  314. <li class="toctree-l2"><a class="reference internal" href="../database/utilities.html">Database Utilities Class</a></li>
  315. <li class="toctree-l2"><a class="reference internal" href="../database/db_driver_reference.html">Database Driver Reference</a></li>
  316. </ul>
  317. </li>
  318. </ul>
  319. <ul class="current">
  320. <li class="toctree-l1 current"><a class="reference internal" href="index.html">Helpers</a><ul class="current">
  321. <li class="toctree-l2"><a class="reference internal" href="array_helper.html">Array Helper</a></li>
  322. <li class="toctree-l2"><a class="reference internal" href="captcha_helper.html">CAPTCHA Helper</a></li>
  323. <li class="toctree-l2"><a class="reference internal" href="cookie_helper.html">Cookie Helper</a></li>
  324. <li class="toctree-l2"><a class="reference internal" href="date_helper.html">Date Helper</a></li>
  325. <li class="toctree-l2"><a class="reference internal" href="directory_helper.html">Directory Helper</a></li>
  326. <li class="toctree-l2"><a class="reference internal" href="download_helper.html">Download Helper</a></li>
  327. <li class="toctree-l2 current"><a class="current reference internal" href="#">Email Helper</a></li>
  328. <li class="toctree-l2"><a class="reference internal" href="file_helper.html">File Helper</a></li>
  329. <li class="toctree-l2"><a class="reference internal" href="form_helper.html">Form Helper</a></li>
  330. <li class="toctree-l2"><a class="reference internal" href="html_helper.html">HTML Helper</a></li>
  331. <li class="toctree-l2"><a class="reference internal" href="inflector_helper.html">Inflector Helper</a></li>
  332. <li class="toctree-l2"><a class="reference internal" href="language_helper.html">Language Helper</a></li>
  333. <li class="toctree-l2"><a class="reference internal" href="number_helper.html">Number Helper</a></li>
  334. <li class="toctree-l2"><a class="reference internal" href="path_helper.html">Path Helper</a></li>
  335. <li class="toctree-l2"><a class="reference internal" href="security_helper.html">Security Helper</a></li>
  336. <li class="toctree-l2"><a class="reference internal" href="smiley_helper.html">Smiley Helper</a></li>
  337. <li class="toctree-l2"><a class="reference internal" href="string_helper.html">String Helper</a></li>
  338. <li class="toctree-l2"><a class="reference internal" href="text_helper.html">Text Helper</a></li>
  339. <li class="toctree-l2"><a class="reference internal" href="typography_helper.html">Typography Helper</a></li>
  340. <li class="toctree-l2"><a class="reference internal" href="url_helper.html">URL Helper</a></li>
  341. <li class="toctree-l2"><a class="reference internal" href="xml_helper.html">XML Helper</a></li>
  342. </ul>
  343. </li>
  344. </ul>
  345. </div>
  346. &nbsp;
  347. </nav>
  348. <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap">
  349. <nav class="wy-nav-top" role="navigation" aria-label="top navigation">
  350. <i data-toggle="wy-nav-top" class="fa fa-bars"></i>
  351. <a href="../index.html">CodeIgniter</a>
  352. </nav>
  353. <div class="wy-nav-content">
  354. <div class="rst-content">
  355. <div role="navigation" aria-label="breadcrumbs navigation">
  356. <ul class="wy-breadcrumbs">
  357. <li><a href="../index.html">Docs</a> &raquo;</li>
  358. <li><a href="index.html">Helpers</a> &raquo;</li>
  359. <li>Email Helper</li>
  360. <li class="wy-breadcrumbs-aside">
  361. </li>
  362. <div style="float:right;margin-left:5px;" id="closeMe">
  363. <img title="Classic Layout" alt="classic layout" src="data:image/gif;base64,R0lGODlhFAAUAJEAAAAAADMzM////wAAACH5BAUUAAIALAAAAAAUABQAAAImlI+py+0PU5gRBRDM3DxbWoXis42X13USOLauUIqnlsaH/eY6UwAAOw==" />
  364. </div>
  365. </ul>
  366. <hr/>
  367. </div>
  368. <div role="main" class="document">
  369. <div class="section" id="email-helper">
  370. <h1>Email Helper<a class="headerlink" href="#email-helper" title="Permalink to this headline">¶</a></h1>
  371. <p>The Email Helper provides some assistive functions for working with
  372. Email. For a more robust email solution, see CodeIgniter’s <a class="reference internal" href="../libraries/email.html"><span class="doc">Email
  373. Class</span></a>.</p>
  374. <div class="admonition important">
  375. <p class="first admonition-title">Important</p>
  376. <p class="last">The Email helper is DEPRECATED and is currently
  377. only kept for backwards compatibility.</p>
  378. </div>
  379. <div class="contents local topic" id="contents">
  380. <ul class="simple">
  381. <li><a class="reference internal" href="#loading-this-helper" id="id1">Loading this Helper</a></li>
  382. <li><a class="reference internal" href="#available-functions" id="id2">Available Functions</a></li>
  383. </ul>
  384. </div>
  385. <div class="custom-index container"></div><div class="section" id="loading-this-helper">
  386. <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>
  387. <p>This helper is loaded using the following code:</p>
  388. <div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$this</span><span class="o">-&gt;</span><span class="na">load</span><span class="o">-&gt;</span><span class="na">helper</span><span class="p">(</span><span class="s1">&#39;email&#39;</span><span class="p">);</span>
  389. </pre></div>
  390. </div>
  391. </div>
  392. <div class="section" id="available-functions">
  393. <h2><a class="toc-backref" href="#id2">Available Functions</a><a class="headerlink" href="#available-functions" title="Permalink to this headline">¶</a></h2>
  394. <p>The following functions are available:</p>
  395. <dl class="function">
  396. <dt id="valid_email">
  397. <code class="descname">valid_email</code><span class="sig-paren">(</span><em>$email</em><span class="sig-paren">)</span><a class="headerlink" href="#valid_email" title="Permalink to this definition">¶</a></dt>
  398. <dd><table class="docutils field-list" frame="void" rules="none">
  399. <col class="field-name" />
  400. <col class="field-body" />
  401. <tbody valign="top">
  402. <tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple">
  403. <li><strong>$email</strong> (<em>string</em>) – E-mail address</li>
  404. </ul>
  405. </td>
  406. </tr>
  407. <tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first">TRUE if a valid email is supplied, FALSE otherwise</p>
  408. </td>
  409. </tr>
  410. <tr class="field-odd field"><th class="field-name">Return type:</th><td class="field-body"><p class="first last">bool</p>
  411. </td>
  412. </tr>
  413. </tbody>
  414. </table>
  415. <p>Checks if the input is a correctly formatted e-mail address. Note that is
  416. doesn’t actually prove that the address will be able recieve mail, but
  417. simply that it is a validly formed address.</p>
  418. <p>Example:</p>
  419. <div class="highlight-ci"><div class="highlight"><pre><span></span><span class="k">if</span> <span class="p">(</span><span class="nx">valid_email</span><span class="p">(</span><span class="s1">&#39;email@somesite.com&#39;</span><span class="p">))</span>
  420. <span class="p">{</span>
  421. <span class="k">echo</span> <span class="s1">&#39;email is valid&#39;</span><span class="p">;</span>
  422. <span class="p">}</span>
  423. <span class="k">else</span>
  424. <span class="p">{</span>
  425. <span class="k">echo</span> <span class="s1">&#39;email is not valid&#39;</span><span class="p">;</span>
  426. <span class="p">}</span>
  427. </pre></div>
  428. </div>
  429. <div class="admonition note">
  430. <p class="first admonition-title">Note</p>
  431. <p>All that this function does is to use PHP’s native <code class="docutils literal"><span class="pre">filter_var()</span></code>:</p>
  432. <div class="last highlight-ci"><div class="highlight"><pre><span></span><span class="p">(</span><span class="nx">bool</span><span class="p">)</span> <span class="nb">filter_var</span><span class="p">(</span><span class="nv">$email</span><span class="p">,</span> <span class="nx">FILTER_VALIDATE_EMAIL</span><span class="p">);</span>
  433. </pre></div>
  434. </div>
  435. </div>
  436. </dd></dl>
  437. <dl class="function">
  438. <dt id="send_email">
  439. <code class="descname">send_email</code><span class="sig-paren">(</span><em>$recipient</em>, <em>$subject</em>, <em>$message</em><span class="sig-paren">)</span><a class="headerlink" href="#send_email" title="Permalink to this definition">¶</a></dt>
  440. <dd><table class="docutils field-list" frame="void" rules="none">
  441. <col class="field-name" />
  442. <col class="field-body" />
  443. <tbody valign="top">
  444. <tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple">
  445. <li><strong>$recipient</strong> (<em>string</em>) – E-mail address</li>
  446. <li><strong>$subject</strong> (<em>string</em>) – Mail subject</li>
  447. <li><strong>$message</strong> (<em>string</em>) – Message body</li>
  448. </ul>
  449. </td>
  450. </tr>
  451. <tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first">TRUE if the mail was successfully sent, FALSE in case of an error</p>
  452. </td>
  453. </tr>
  454. <tr class="field-odd field"><th class="field-name">Return type:</th><td class="field-body"><p class="first last">bool</p>
  455. </td>
  456. </tr>
  457. </tbody>
  458. </table>
  459. <p>Sends an email using PHP’s native <a class="reference external" href="http://php.net/function.mail">mail()</a>
  460. function.</p>
  461. <div class="admonition note">
  462. <p class="first admonition-title">Note</p>
  463. <p>All that this function does is to use PHP’s native <code class="docutils literal"><span class="pre">mail</span></code></p>
  464. <div class="last highlight-ci"><div class="highlight"><pre><span></span><span class="nb">mail</span><span class="p">(</span><span class="nv">$recipient</span><span class="p">,</span> <span class="nv">$subject</span><span class="p">,</span> <span class="nv">$message</span><span class="p">);</span>
  465. </pre></div>
  466. </div>
  467. </div>
  468. <p>For a more robust email solution, see CodeIgniter’s <a class="reference internal" href="../libraries/email.html"><span class="doc">Email Library</span></a>.</p>
  469. </dd></dl>
  470. </div>
  471. </div>
  472. </div>
  473. <footer>
  474. <div class="rst-footer-buttons" role="navigation" aria-label="footer navigation">
  475. <a href="file_helper.html" class="btn btn-neutral float-right" title="File Helper">Next <span class="fa fa-arrow-circle-right"></span></a>
  476. <a href="download_helper.html" class="btn btn-neutral" title="Download Helper"><span class="fa fa-arrow-circle-left"></span> Previous</a>
  477. </div>
  478. <hr/>
  479. <div role="contentinfo">
  480. <p>
  481. &copy; Copyright 2014 - 2019, British Columbia Institute of Technology.
  482. Last updated on Sep 19, 2019.
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